<!DOCTYPE html>
<html class="reftest-wait">
<head>
<style type="text/css">
body {
  font-family: serif;
  padding: 2px;
}
span {
  padding: 2px;
}
.a {
  -moz-tab-size: 16;
}
</style>
<script type="text/javascript">
function do_test() {
  var elem = document.getElementById("test");
  elem.removeAttribute('class');
  document.documentElement.removeAttribute('class');
};
document.addEventListener("MozReftestInvalidate", do_test, false);
</script>
</head>
<!-- test for modification of tab widths, see comment at
     https://bugzilla.mozilla.org/show_bug.cgi?id=631035#c38 -->
<body>
<div style="white-space: pre" id="test" class="a">
<span>one</span>&#9;<span>two</span>&#9;<span>three</span>&#9;<span>four</span>&#9;<span>five</span>
<span>six</span>&#9;<span>seven</span>&#9;<span>eight</span>&#9;<span>nine</span>&#9;<span>ten</span>
</div>
</body>
</html>
